Dates, Time & Productivity Calculators

Weeks Between Dates Calculator

Find out exactly how many weeks separate two dates.

Months Between Dates Calculator

Know how many months separate any two dates.

Days Until Date Calculator

Count down to your next big date.

Countdown Timer

A precise live countdown that updates every second.

End Time Calculator

Find the end time from a start time and a duration.

Hours Adder

Sum several hour and minute durations instantly.

Hours to Minutes Converter

Turn hours into minutes in a click.

Minutes to Seconds Converter

Turn minutes into seconds in a click.

Work Time Calculator

Find your net work time after breaks.

Overtime Calculator

See how much overtime you really worked.

Work Break Calculator

Know how long a break you are entitled to.

Schedule Generator

Build a clear time-slot schedule in seconds.

Timetable Generator

Create a lesson timetable with scheduled breaks.

Monthly Calendar Generator

Generate and print a clean monthly calendar.

Annual Calendar Generator

See an entire year on a single page.

School Calendar Generator

Compute the start and end of the school year.

Time Zone Difference Calculator

Know the time gap between any two zones.

Time Zone Converter

Convert any date and time across time zones.

World Clock

Live time in the world's major cities.

Jet Lag Calculator

Plan your recovery after crossing time zones.

Paint Calculator

Know exactly how many liters of paint to buy before going to the store.

Room Area Calculator

Find the exact floor area of a room for flooring, paint or heating.

Room Volume Calculator

Compute room volume in m³ for HVAC, ventilation and heating sizing.

Tile Calculator

Never buy too few (or too many) tiles again.